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Class Definition Reference
OnDelete
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Specifies the action that this foreign key should cause in the current table when a record is deleted in the foreign table.
Usage
To specify what happens in the current table when a record is deleted in the foreign table, use the following syntax:
ForeignKey keyname(key_props) References pkg.class(ref_index) [ OnDelete = ondelete ];
Where ondelete is one of the following:
Description
This keyword defines the referential action that occurs when a record is deleted from the foreign table.
Default
The default is noaction.
See Also


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Content Date/Time: 2019-02-14 22:44:32